#100E48#100E48

#100E48 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.7% C 0.103 H 275.0°. Best body text is #FFFFFF at 17.82:1 contrast (WCAG AA passes).

Color values

HEX	#100E48
RGB	rgb(16, 14, 72)
HSL	hsl(242, 67%, 17%)
HSV	hsv(242, 81%, 28%)
CMYK	cmyk(77.8%, 80.6%, 0%, 71.8%)
CIE-LAB	lab(8.06, 22.83, -35.55)
CIE-LCH	lch(8.06, 42.25, 302.70°)
OKLab	oklab(21.71% 0.0091 -0.1028)
OKLCH	oklch(21.71% 0.103 275)
XYZ	xyz(1.5400, 0.8920, 6.2206)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E48 #46480E

analogous

#0E2948 #100E48 #2D0E48

triadic

#100E48 #48100E #0E4810

tetradic

#100E48 #480E29 #46480E #0E482D

square

#100E48 #480E29 #46480E #0E482D

split-complementary

#100E48 #482D0E #29480E

monochromatic

#06051A #06051A #100E48 #1B187B #2722AE

Accessibility & contrast

On white

17.82

#100E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#100E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E48

17.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E48	#FFFFFF	#000000	##FFFFFF
##100E48	1.00	17.82	1.18	17.82
#FFFFFF	17.82	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4A

Deuteranopia (green-blind)

#001547

Tritanopia (blue-blind)

#001E2A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #100e48;
/* rgb */ color: rgb(16, 14, 72);
/* oklch */ color: oklch(21.7% 0.103 275.0);

Tailwind

colors: {
  custom: {
    50: '#584d7c',
    500: '#100e48',
    950: '#000000',
  },
}

SCSS

$custom: #100e48;
$custom-light: #584d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#100e48",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 72
  },
  "hsl": {
    "h": 242.069,
    "s": 67.442,
    "l": 16.863
  },
  "oklch": {
    "l": 0.21711,
    "c": 0.10318,
    "h": 275
  },
  "luminance": 0.00892
}

Semantic roles & 50–950 ramp

primary

#100E48

secondary

#80832F

accent

#EA3DE4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #100E48

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →